/*
 * Copyright [2017] [$author]
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.github.mcxiao.ipmsg.filter;

import com.github.mcxiao.ipmsg.PacketFilter;
import com.github.mcxiao.ipmsg.packet.Command;
import com.github.mcxiao.ipmsg.packet.Packet;
import com.sun.istack.internal.NotNull;

/**
 */
public abstract class CommandListFilter implements PacketFilter {
    private final int[] commands;

    protected CommandListFilter() {
        this.commands = getCommands();
    }

    @Override
    public boolean accept(Packet packet) {
        Command command = packet.getCommand();
        for (int code : commands) {
            if (command.acceptMode(code)) {
                return true;
            }
        }

        return false;
    }

    @NotNull
    protected abstract int[] getCommands();

}
